Unity检测设备网络是否链接 链接的是否是wifi

/// <summary>      /// 网络可用      /// </summary>      public static bool NetAvailable    {        get        {            return Application.internetReachability != NetworkReachability.NotReachable;        }    }    /// <summary>      /// 是否是无线      /// </summary>      public static bool IsWifi    {        get        {            return Application.internetReachability == NetworkReachability.ReachableViaLocalAreaNetwork;        }    }    void Update()    {        if (!NetAvailable)        {            print("无网络链接");        }        else if (NetAvailable)        {            print("已连接网络");                    }    }